As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE 100-HOUR INSPECTION WHILE BLADES WERE BEING REMOVED FOR INSPECTION, THE MAIN ROTOR BLADE PIN S/N 09884-6097 FELL APART. THE BLADE PIN SHANK BROKE AT THE POINT WHERE THE THREADS START. PART TT: 4667.2. PART HAS A LIFE LIMIT OF 7600 HRS. (X)